Reaction of methylphenylselenuranylidene derivatives of dimedon and dibenzoylmethane with triphenylphosphine and tris(dimethylamino)phosphine

Abstract

Triphenylphosphine and tris (dimethylamino)phosphine demethylate 2-methylphenylselenuranylidenedimedon and methylphenylselenuranylidenedibenzoylmethane to give the corresponding enolate-anion of phosphonium salts. © 1980 Plenum Publishing Corporation.